Home / 2,544.39-3,816.63-1,672.45

Finding the Fourth Proportional to 2,544.39, 3,816.63 and 1,672.45

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Solution

The fourth proportional to 2,544.39, 3,816.63 and 1,672.45 is: 2,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.39 : 3,816.63 = 1,672.45 : x
  2. Step 2: Convert to fraction form
    2,544.39/3,816.63 = 1,672.45/x
  3. Step 3: Cross multiply
    2,544.39x = 3,816.63 × 1,672.45
  4. Step 4: Simplify right side
    2,544.39x = 6,383,115.65
  5. Step 5: Solve for x
    x = 6,383,115.65/2,544.39
  6. Step 6: Final answer
    x = 2,508.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.